﻿// Copyright 2013-2015 Serilog Contributors
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.

using System;
using Serilog.Events;

namespace Serilog.Core.Filters
{
    class DelegateFilter : ILogEventFilter
    {
        readonly Func<LogEvent, bool> _isEnabled;

        public DelegateFilter(Func<LogEvent, bool> isEnabled)
        {
            _isEnabled = isEnabled ?? throw new ArgumentNullException(nameof(isEnabled));
        }

        public bool IsEnabled(LogEvent logEvent)
        {
            if (logEvent == null) throw new ArgumentNullException(nameof(logEvent));
            return _isEnabled(logEvent);
        }
    }
}
